Models
Computation
Practical Problems
2x1
Equalities
Vocabulary
100
What multiplication expression does this model represent?
2 x 3 = 6
100
3 x 2 = ?
6
100
Ellen went to the grocery store and bought 5 boxes of donuts. If each box has 3 donuts in it, how many donuts did Ellen buy in all?
5 x 3 = 15
100
13 x 2
26
100
True or False
3 + 9 = 4 x 3
True
100
The answer to a multiplication question is the _____.
product
200
What division expression does this represent?
There are two possible correct answers. 
12 ÷ 3 = 4
12 ÷ 4 = 3
200
15 ÷ 5 = ?
3
200
There are 10 fish that need to be put in tanks. If each tank can hold 2 fish, how many tanks will they need?
10 ÷ 2 = 5
200
44 x 2
88
200
True or False
15 ÷ 3 = 9 - 4
True
200
The answer to a division expression is called the _____.
quotient
300
What multiplication expression does this model represent?
3 x 9 = 27
300
6 x 4 = ?
24
300
12 students went to the movies. If each row can seat 4 students, how many rows will the students need?
12 ÷ 4 = 3
300
31 x 3
93
300
True or False
10 ÷ 5 = 45+ 5
False
300
A set model uses equal _____ to represent multiplication/division.
groups rows jumps
groups
400
What division expression does this represent?
There are two possible correct answers.
28 ÷ 7 = 4
28 ÷ 4 = 7
400
36 ÷ 4 = ?
9
400
Mrs. Carpenter is making her class cookies. If she has 5 tables, with 4 students at each table, how many cookies does she need to make?
5 x 4 = 20
400
35 x 3
105
400
What number would go in the blank to make this expression true:
6 x __ = 9 + 9
3
400
An area/array model uses equal _____ to represent multiplication/division.
groups rows jumps
rows
500
What expression does this model represent?
5 x 2 = 10
500
43 x 3 = ?
129
500
Keister wants to give each new teacher 21 new books. If there are 3 new teachers, how many books Keister need to buy?
21 x 3 = 63
500
53 x 4
212
500
What number would go in the blank to make this expression true:
45 ÷ _ = 12 - 7
9
500
What do we call the numbers multiplied together to find a product?
Hint: It starts with an "F"
factors